Graco GMAX II 3900 Quick Operator's Manual

GMAX
3900/5900/5900HD/7900
Quick Operator's Guide
WARNING
SETUP
Connect hose to sprayer and gun.
Tighten hose connections with wrench.
Turn prime valve Place siphon tube in pail
to Prime position (down). partially filled with water.
Aim gun at inside
Make sure safety lever of wall of water pail
gun is OFF. and squeeze trigger.
Increase pressure until Keeping gun triggered into water
sprayer starts and paint pail, turn prime valve to Spray
comes out of drain tube. position (horizontal).
CHOOSE THE RIGHT TIP & FILTER
111 113
109
207 209 211 213
307 309 311 313
409 411 413
509 511 513
609 611 613
pump filter 200 mesh
100 mesh
gun filter 100 mesh
100 mesh
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™ II
This procedure is for water-base paints and flushing fluids. For solvent-base paints and flushing
fluids (i.e. mineral spirits), you must read Fire and Explosion Hazard in the Operating Instructions.
* check the Graco operations manual delivered with the unit for more details.
Fill throat packing nut
Unscrew tip with TSL to prevent
& guard from gun. premature packing wear.
Turn pressure control knob
to lowest pressure, and
set power switch to ON.
Increase pressure until
sprayer starts. Keep gun
triggered into water pail
for 1 minute. Release trigger.
When paint comes out of gun,
release trigger and turn safety
lever of gun to ON.
115 121
119
215 217 219 221 223 225
315 317 319 321 323 325 327
415 417 419 421 423 425 427
515 517 519 521 523 525 527
615 617 619 621 623 625 627
721
723 725
815 817 821
819 827
917
60 mesh 30 mesh
60 mesh
Make sure
power switch Check oil level of
is set to OFF. motor and pump.
Increase pressure until sprayer
starts and water runs out of
prime tube.
Let water run out of prime Decrease pressure
tube for 15 seconds. until sprayer stops.
Turn prime Place siphon tube in paint
valve to Prime pail, but leave drain tube in
position (down). water pail.
Screw tip & guard onto gun, making sure
arrow-shaped handle of tip is pointing forward. You
Transfer drain can reverse this tip to quickly clear clogs
tube to paint pail. without taking it apart.
Texture material
for spray applications
235
331
429 433 435 439 443
529 531 533 535 543
629 631 633 635 645
735
729
833 835
831
935
none
none
2
1
3
4
Cold engine starts.
Turn prime valve
to Spray position
(horizontal).
Aim gun at inside wall of
water pail, and squeeze
trigger.
NEW WORN
st
1 digit X5 Time to
fan width change!
= *
5 cm 3 cm
10 cm 7 cm
15 cm 10 cm
451 455 20 cm 15 cm
551 555 25 cm 20 cm
655 30 cm 25 cm
35 cm 30 cm
40 cm 35 cm
45 cm 40 cm
* at 30 cm spraying distance